v3.26.1
Note 14 - Segment Reporting and Geographic Information - Long Lived Assets by Geographic Area (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Property and equipment, net $ 138 $ 166
CHINA    
Property and equipment, net 9 11
UNITED STATES    
Property and equipment, net $ 129 $ 155